package com.vueperson.vueperson.controller;


import org.springframework.util.ClassUtils;
import org.springframework.util.ResourceUtils;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.UUID;

@RestController
public class FileUploadController {


    SimpleDateFormat sdf=new SimpleDateFormat("yyyy/MM/dd");
    @PostMapping("/upload")
    public String upload(MultipartFile uploadFile, HttpServletRequest req) throws IOException  {
//        String realPath=req.getSession().getServletContext().getRealPath("/uploadFile/");
        String format=sdf.format(new Date());
        String path = ClassUtils.getDefaultClassLoader().getResource("").getPath()+"static/uploadFile/";
        String realPath = path.replace('/', '\\').substring(1,path.length());
        System.out.println("-------------");
        File file4 = new File(this.getClass().getResource("").getPath());
        System.out.println(file4);
//        System.out.println(System.getProperty("user.dir"));
        //文件上传的地址
         path = ResourceUtils.getURL("classpath:").getPath()+"static/uploadFile/";
         realPath = path.replace('/', '\\').substring(1,path.length());

        File folder=new File(realPath+format);
//        File folder=new File(path+format);
        System.out.println(realPath);

        if(!folder.isDirectory()){
            folder.mkdirs();
        }
        String oldName=uploadFile.getOriginalFilename();
        String newName= UUID.randomUUID().toString()+oldName.substring(oldName.lastIndexOf("."),oldName.length());

        try {
            uploadFile.transferTo(new File(folder,newName));
            String filePath=req.getScheme()+"://"+req.getServerName()+":"+req.getServerPort()+"/uploadFile/"+format+newName;
            return filePath;
        } catch (IOException e) {
            e.printStackTrace();
        }

        return "上传失败";

    }
}
